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Unified Medical Language System® (UMLS®)

2011AB FDA National Drug Code Directory Source Information

Counts

 (skip to: notes)

Source Number of shared concepts
out of 20526 from MTHFDA_2011_06_01
Percentage Overlap
RXNORM_11AA_110906F 16213 79
MMSL_2011_08_01 9896 48.2
MMX_2011_08_01 9599 46.8
MTHSPL_2011_08_26 9307 45.3
GS_2011_08_02 8483 41.3
VANDF_2011_07_29 3655 17.8
NDFRT_2011_09_06 3646 17.8
NDDF_2011_08_03 3281 16
SNOMEDCT_2011_07_31 2751 13.4
SCTSPA_2011_04_30 2741 13.4
MDDB_2011_08_03 2694 13.1
RCD99 2007 9.8
SNMI98 214 1

Notes

  • Source overlap provides a high level comparison of content and meaning between the reported source and other sources in the Metathesaurus.
  • The report displays source overlap of 1% or greater.
  • Number of shared concepts: number of concepts that contain at least one atom from each of two compared sources.
  • Percentage Overlap: percentage of shared concepts relative to the total number of concepts for this source.